// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

package org.apache.doris.nereids.trees.plans.commands;

import org.apache.doris.analysis.RedirectStatus;
import org.apache.doris.catalog.Env;
import org.apache.doris.common.Config;
import org.apache.doris.common.ErrorCode;
import org.apache.doris.common.ErrorReport;
import org.apache.doris.common.util.PrintableMap;
import org.apache.doris.mysql.privilege.PrivPredicate;
import org.apache.doris.nereids.trees.plans.PlanType;
import org.apache.doris.nereids.trees.plans.visitor.PlanVisitor;
import org.apache.doris.plugin.DynamicPluginLoader;
import org.apache.doris.plugin.PluginMgr;
import org.apache.doris.qe.ConnectContext;
import org.apache.doris.qe.StmtExecutor;

import java.util.Map;

/**
 * Command to execute INSTALL PLUGIN in the Nereids planner.
 */
public class InstallPluginCommand extends Command implements ForwardWithSync {
    private final String source;
    private final Map<String, String> properties;

    public InstallPluginCommand(String source, Map<String, String> properties) {
        super(PlanType.INSTALL_PLUGIN_COMMAND);
        this.source = source;
        this.properties = properties;
    }

    @Override
    public void run(ConnectContext ctx, StmtExecutor executor) throws Exception {
        if (!Config.plugin_enable) {
            ErrorReport.reportAnalysisException(ErrorCode.ERR_OPERATION_DISABLED, "INSTALL PLUGIN",
                    "Please enable it by setting 'plugin_enable' = 'true'");
        }

        // check operation privilege
        if (!Env.getCurrentEnv().getAccessManager().checkGlobalPriv(ConnectContext.get(), PrivPredicate.ADMIN)) {
            ErrorReport.reportAnalysisException(ErrorCode.ERR_SPECIFIC_ACCESS_DENIED_ERROR, "ADMIN");
        }

        // Install the plugin using the Plugin Manager
        PluginMgr pluginMgr = Env.getCurrentEnv().getPluginMgr();
        pluginMgr.installPlugin(source, properties, getMd5sum());
    }

    public String getMd5sum() {
        return properties == null ? null : properties.get(DynamicPluginLoader.MD5SUM_KEY);
    }

    public String getPluginPath() {
        return source;
    }

    public Map<String, String> getProperties() {
        return properties;
    }

    @Override
    public <R, C> R accept(PlanVisitor<R, C> visitor, C context) {
        return visitor.visitInstallPluginCommand(this, context);
    }

    @Override
    public RedirectStatus toRedirectStatus() {
        return RedirectStatus.FORWARD_NO_SYNC;
    }

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("INSTALL PLUGIN FROM ").append("\"" + source + "\"");
        if (properties != null && !properties.isEmpty()) {
            sb.append("\nPROPERTIES (");
            sb.append(new PrintableMap<String, String>(properties, " = ", true, true, true));
            sb.append(")");
        }
        return sb.toString();
    }
}

